Home / 19,733.23-27,231.76-10,781.25

Finding the Fourth Proportional to 19,733.23, 27,231.76 and 10,781.25

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Solution

The fourth proportional to 19,733.23, 27,231.76 and 10,781.25 is: 14,878.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,733.23 : 27,231.76 = 10,781.25 : x
  2. Step 2: Convert to fraction form
    19,733.23/27,231.76 = 10,781.25/x
  3. Step 3: Cross multiply
    19,733.23x = 27,231.76 × 10,781.25
  4. Step 4: Simplify right side
    19,733.23x = 293,592,412.50
  5. Step 5: Solve for x
    x = 293,592,412.50/19,733.23
  6. Step 6: Final answer
    x = 14,878.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.